General Science Questions

The cross section of a chisel is usually octagonal.

The Mercury, planet of the solar system has the highest orbital speed.

The Plant Fibres are made up of cellulose whereas animal fibres are made up of collagen.

Vitamin-A plays an important role in Eye vision. Vitamin A helps form and maintain healthy teeth, skeletal and soft tissue, mucus membranes, and skin. It is also known as retinol because it produces the pigments in the retina of the eye. Vitamin A promotes good vision, especially in low light.

A trampoline is a sheet or web supported by springs in a metal frame and is used as spring board.

Burns are classified into 4 degrees. They are ::

1. First-degree (superficial) burns. First-degree burns affect only the epidermis, or outer layer of skin.

2. Second-degree (partial thickness) burns. Second-degree burns involve the epidermis and part of the dermis layer of skin.

3. Third-degree (full thickness) burns.

4. Fourth-degree burns.

Blisters are a sign of Second-degree burns.

All the organisms on your campus make up a community.

Jupiter is the planet with the most number of moons i.e, 67 followed by Saturn 62, Uranus 27 and Neptune 14.